{"id":943,"date":"2021-12-19T11:40:25","date_gmt":"2021-12-19T03:40:25","guid":{"rendered":"https:\/\/blog.cauchyschwarz.com\/?p=943"},"modified":"2021-12-19T11:40:30","modified_gmt":"2021-12-19T03:40:30","slug":"linux-load","status":"publish","type":"post","link":"https:\/\/blog.cauchyschwarz.com\/?p=943","title":{"rendered":"Linux load"},"content":{"rendered":"\n<p>\u7528<code>top<\/code>\u6216\u8005<code>uptime<\/code>\u547d\u4ee4\u4f1a\u663e\u793a\u4e00\u4e2a\u7cfb\u7edf\u6700\u8fd11\u5206\u949f\u30015\u5206\u949f\u300115\u5206\u949f\u7684<em>load average<\/em>\u7684\u503c\uff1b\u6839\u636e<code>uptime<\/code>\u547d\u4ee4\u7684\u8bf4\u660e\uff0c\u5176\u542b\u4e49\u662f\uff1a<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p>System load averages is the average number of processes that are either in a runnable or uninterruptable state. A process in a runnable state is either using the CPU or waiting to use the CPU. A process in uninterruptable state is waiting for some I\/O access, eg waiting for disk. The averages are taken over the three time intervals. Load averages are not normalized for the number of CPUs in a system, so a load average of 1 means a single CPU system is loaded all the time while on a 4 CPU system it means it was idle 75% of the time.<\/p><\/blockquote>\n\n\n\n<p>\u5927\u81f4\u53ef\u4ee5\u8fd9\u6837\u7406\u89e3\uff1a\u5bf9\u4e8e\u4e00\u4e2a\u603b\u5171n\u6838\u7684\u7cfb\u7edf\uff0c\u5176\u8d1f\u8f7d\u4e3a100%\u65f6\uff0c<em>load average<\/em>\u5927\u7ea6\u4e3an\uff0c\u8d1f\u8f7d\u4e3a50%\u65f6\uff0c<em>load average<\/em>\u5c31\u4e3an\/2\u3002<\/p>\n\n\n\n<p>\u53ef\u4ee5\u770b\u770b\u8001\u5916\u5199\u7684\u5173\u4e8e<em>load average<\/em>\u7684\u4ecb\u7ecd\uff1a<a href=\"http:\/\/blog.scoutapp.com\/articles\/2009\/07\/31\/understanding-load-averages\">http:\/\/blog.scoutapp.com\/articles\/2009\/07\/31\/understanding-load-averages<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u7528top\u6216\u8005uptime\u547d\u4ee4\u4f1a\u663e\u793a\u4e00\u4e2a\u7cfb\u7edf\u6700\u8fd11\u5206\u949f\u30015\u5206\u949f\u300115\u5206\u949f\u7684load average\u7684\u503c\uff1b\u6839\u636euptime\u547d\u4ee4\u7684\u8bf4\u660e\uff0c\u5176\u542b\u4e49\u662f\uff1a System load averages is the a&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10],"tags":[38,108],"class_list":["post-943","post","type-post","status-publish","format-standard","hentry","category-10","tag-linux","tag-os"],"_links":{"self":[{"href":"https:\/\/blog.cauchyschwarz.com\/index.php?rest_route=\/wp\/v2\/posts\/943","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.cauchyschwarz.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.cauchyschwarz.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.cauchyschwarz.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.cauchyschwarz.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=943"}],"version-history":[{"count":1,"href":"https:\/\/blog.cauchyschwarz.com\/index.php?rest_route=\/wp\/v2\/posts\/943\/revisions"}],"predecessor-version":[{"id":944,"href":"https:\/\/blog.cauchyschwarz.com\/index.php?rest_route=\/wp\/v2\/posts\/943\/revisions\/944"}],"wp:attachment":[{"href":"https:\/\/blog.cauchyschwarz.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=943"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.cauchyschwarz.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=943"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.cauchyschwarz.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=943"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}